Ge4B/Ge4A (Power) Boards, Buhs Board, Wifi Antennas And Wireless Lan Card Removal - Sony XBR-52LX905 Service Manual

1-4. GE4B/GE4A (POWER) BOARDS, BUHS BOARD, WIFI ANTENNAS AND
WIRELESS LAN CARD REMOVAL
A Remove screws from GE4B/GE4A (Power) Boards
5 from GE4B/GE4A (Power) Boards
B Disconnect 6 connectors from GE4B/GE4A (Power) Boards
C Slide Terminal Bracket to left-side to remove from BUHS Board
D Disconnect 5 connectors from BUHS Board
E Remove 9 screws from BUHS Board
F Slide Side Jack Bracket to right-side to remove from BUHS Board
G Remove 3 screws from B Frame Left to detach from LCD Panel
H Remove 5 screws from B Frame Right to detach from LCD Panel
I Remove 1 screw from Antenna to detach from Bottom Horizontal Frame
J Remove 1 screw from Antenna to detach from Vertical Frame Left
K Remove 2 screws from WIFI Card to detach from LCD Panel
A
XBR-52LX905/60LX905
K
J
I
F
H
E
G
B
C
D
DISASSEMBLY/PART NUMBER INFORMATION
NOTE: The components identifi ed by shading
and ! mark are critical for safety. Replace only
with part number specifi ed.
REF. NO. PART NO. DESCRIPTION
201 1-474-221-11 GE4B BOARD, COMPLETE
(XBR-52LX905 ONLY)
201 1-474-220-11 GE4A BOARD, COMPLETE
(XBR-60LX905 ONLY)
202 4-172-021-01 BRACKET, TERMINAL T
203 A-1784-566-A BUHS BOARD, COMPLETE
NOTE: For BUHS Board replacement, please refer to section
2-2. Setting the Destination after Replacing the BUHS Board or LCD Panel.
NOTE: Final software is not installed on this BUHS Board.
Install the update after replacing this board using the instructions
provided with the software.
NOTE: The components identifi ed by a red outline and a
confi dential information. Specifi c instructions must be adhered to whenever
these components are repaired and/or replaced.
See Appendix A: Encryption Key Components in the back of this manual.
207
206
205
204
203
202
201
[ASSEMBLY INCLUDES] REF. NO. PART NO. DESCRIPTION
204 X-2547-549-1 BRACKET, SIDE JACK T ASSEMBLY
205 1-754-692-21 ANTENNA
206 1-754-692-11 ANTENNA
207 1-487-819-11 CARD, WIRELESS LAN
* 2-345-219-11 +B IB 3X-- CM3
2-580-592-01 SCREW, +PSW M3X8
2-580-590-01 SCREW, +PSW M3X5
mark contain
[ASSEMBLY INCLUDES]
16